Discovery I (LJ) V8-3.9L (1994)
4. Remove 2 bolts securing oil pick-up pipe to timing cover.
5. Noting their fitted position, progressively slacken then remove bolts securing timing cover to cylinder block.
Caution:
Do not attempt to remove oil pump drive gear at this stage.
6. Release timing cover from oil pick-up pipe, remove cover.
7. Remove and discard ' O ' ring from oil pick - up pipe.